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The Mexican Ministry of Economy has initiated an antidumping investigation into carbon steel sheet imports from Japan following a petition by Grupo Acerero, S.A. de C.V. The investigation covers hot-rolled, flat-rolled steel products and establishes specific deadlines for Japanese producers and exporters to respond, with the dumping period under review spanning all of 2025.

Mexico's President Claudia Sheinbaum has signed an initiative to reform the Foreign Investment Law, introducing for the first time a formal foreign investment review regime based on national security considerations. The proposal would require prior authorization from the National Foreign Investment Commission for certain acquisitions exceeding 49% ownership in strategic sectors including critical infrastructure, dual-use technologies, fundamental supplies, and sensitive information.

On August 30, 2026, President Claudia Sheinbaum submitted a bill to Congress that would amend the Foreign Investment Law and create a national-security review mechanism for foreign acquisitions in Mexico.